<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
    <meta name="description" content="Create 3D models using glTF.">
    <meta name="cesium-sandcastle-labels" content="Tutorials,Showcases">
    <title>Cesium Demo</title>
    <script type="text/javascript" src="js/Sandcastle-header.js"></script>
    <script type="text/javascript" src="js/require.js"></script>
    <script type="text/javascript">
        if(typeof require === 'function') {
            require.config({
                baseUrl : 'Source',
                waitSeconds : 120
            });
        }
    </script>
</head>
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
<style>
    @import url(css/bucket.css);
</style>
    <div id="cesiumContainer" class="fullSize"></div>
    <div id="loadingOverlay"><h1>Loading...</h1></div>
    <div id="toolbar"></div>
<script id="cesium_sandcastle_script">
    function startup(Cesium) {
        //Sandcastle_Begin
        var viewer = new Cesium.Viewer('cesiumContainer', {
            imageryProvider: new Cesium.ArcGisMapServerImageryProvider({
                url: '//services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer'
            }),
            infoBox : false,
            selectionIndicator : false,
            shadows : true,
            shouldAnimate : true
        });

        function createModel(url, height) {
            viewer.entities.removeAll();

            var position = Cesium.Cartesian3.fromDegrees(-124.0744619, 44.0503706, height);
            var heading = Cesium.Math.toRadians(135);
            var pitch = 0;
            var roll = 0;
            var hpr = new Cesium.HeadingPitchRoll(heading, pitch, roll);
            var orientation = Cesium.Transforms.headingPitchRollQuaternion(position, hpr);

            var entity = viewer.entities.add({
                name : url,
                position : position,
                orientation : orientation,
                model : {
                    uri : url,
                    // minimumPixelSize : 128,
                    // maximumScale : 20000
                }
            });
            viewer.trackedEntity = entity;
        }

        var options = [{
            text : 'Aircraft',
            onselect : function() {
                createModel('model/daodanche.gltf', 0.0);
            }
        }];

        Sandcastle.addToolbarMenu(options);
        //Sandcastle_End
        Sandcastle.finishedLoading();
    }
    if (typeof Cesium !== 'undefined') {
        startup(Cesium);
    } else if (typeof require === 'function') {
        require(['Cesium'], startup);
    }
</script>
</body>
</html>
